Home / 976,600.80-1,465,338.60-443,847.60

Finding the Fourth Proportional to 976,600.80, 1,465,338.60 and 443,847.60

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Solution

The fourth proportional to 976,600.80, 1,465,338.60 and 443,847.60 is: 665,970.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,600.80 : 1,465,338.60 = 443,847.60 : x
  2. Step 2: Convert to fraction form
    976,600.80/1,465,338.60 = 443,847.60/x
  3. Step 3: Cross multiply
    976,600.80x = 1,465,338.60 × 443,847.60
  4. Step 4: Simplify right side
    976,600.80x = 650,387,020,797.36
  5. Step 5: Solve for x
    x = 650,387,020,797.36/976,600.80
  6. Step 6: Final answer
    x = 665,970.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.